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A024287 Expansion of sinh(tan(x)^2)/2. 1

%I

%S 0,1,8,196,10688,937936,113552768,17875345216,3555171842048,

%T 875294104443136,261970132442851328,93711886717539460096,

%U 39452759032211774455808,19284289193322067327799296

%N Expansion of sinh(tan(x)^2)/2.

%t Sinh[ Tan[ x ]^2 ]/2 (* Even Part *)

%Y A009613.

%K nonn

%O 0,3

%A _R. H. Hardin_

%E Extended and signs tested 03/97.

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Last modified January 17 15:00 EST 2022. Contains 350401 sequences. (Running on oeis4.)